jacobson had been missing for a month. yesterday his body was found inside his apartment even after police had looked there. many are now asking how this could happen. >> usually it's an odor. in this case it was basically hidden underneath enough things where the odor did not stand out. >> reporter: jacobson had been stabbed to death. police say investigators turned up evidence that butler was trying to scam jacobson over insurance money. >>> a ktvu investigation reveals just how many people may be trying to take guns through bay area airport security checkpoints. figures from the transportation security administration show 17 guns have been seized at oakland and san francisco international airports. that compares with about 1,050 guns confiscated nationwide. >> the fact that we are getting four to five guns every day indicates there are people who are not focused on the security protocalls. >> reporter: tsa files show that in recent months security have taken up knives even a rocket launcher. >>> allowing knives increeds